DEMPSEY CHAT Army Gen. Martin E. Dempsey, right, chairman of the Joint Chiefs of Staff, speaks with ABC News Senior Foreign Affairs Correspondent Martha Raddatz during a recorded interview at the Pentagon, Oct. 7, 2014. Dempsey answered questions on topics ranging from the ongoing war against the Islamic State of Iraq and the Levant in Syria and Iraq, to the U.S. military's role in fighting the Ebola virus outbreak in western Africa. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 256380-W-GKD58-332.jpg Photo Gallery